681688

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 1559520

約数和(自身を除く): 877832

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 47, 49, 56, 74, 94, 98, 148, 188, 196, 259, 296, 329, 376, 392, 518, 658, 1036, 1316, 1739, 1813, 2072, 2303, 2632, 3478, 3626, 4606, 6956, 7252, 9212, 12173, 13912, 14504, 18424, 24346, 48692, 85211, 97384, 170422, 340844, 681688]

約数ペア:

[(1, 681688), (2, 340844), (4, 170422), (7, 97384), (8, 85211), (14, 48692), (28, 24346), (37, 18424), (47, 14504), (49, 13912), (56, 12173), (74, 9212), (94, 7252), (98, 6956), (148, 4606), (188, 3626), (196, 3478), (259, 2632), (296, 2303), (329, 2072), (376, 1813), (392, 1739), (518, 1316), (658, 1036)]